Nema 11 Stepper Motor With Planetary Gearbox 27 To 1 Dual Shaft Geared Motor High Torque 0.067 Deg Step Angle 4 Wire Bipolar For DIY Robots Cameras CNC Projects And Precise Positioning

High-Torque Stepper with 27:1 Gearbox, single unit
✔️ 0.067° step angle, 1.3Nm torque, 4-wire bipolar, 26.85:1

This compact driver-ready motor combines a 30 x 30 mm frame with a planetary gearbox for high torque at low speeds. It’s ideal for compact CNC axes, small robots, camera sliders, and precise positioning tasks in DIY projects where space is tight.

✅ Frame Size: 30 x 30 mm
✅ Motor Length: 31.5 mm; Gearbox Length: 35 mm
✅ Front Shaft Ø 6 mm; Length 18 mm; D-cut Length 12 mm
✅ Rear Shaft Ø 3.9 mm; Length 12 mm
✅ Step Angle: 0.067°; Holding Torque: 1.3 Nm
✅ Gearbox Ratio: 26.85:1; Efficiency: 81%; Backlash <= 1°
✅ Rated Current: 0.67 A; Phase Resistance: 5.6 Ω; Inductance: 4.2 mH
✅ Leads: 4; Lead Length: 300 mm; Weight: 120 g
✅ Connection Colors: Black(A+), Green(A-), Red(B+), Blue(B-)

💡 What is a geared stepper motor with planetary gearbox used for in motion control systems?

A handy overview for hobbyists exploring precise, programmable motion.

• Geared stepper motors deliver high torque at low speeds for small robotics and CNC axes
• Planetary gearboxes provide compact, efficient torque amplification for smooth positioning
• They pair with constant-current drivers to prevent motor overheating and missteps
• Ideal for camera sliders, lab automation, and DIY robotics projects requiring repeatable accuracy